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公开(公告)号：US12281541B2
公开(公告)日：2025-04-22
申请号：US18627141
申请日：2024-04-04
Applicant: XR Reserve, LLC
Inventor： Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King , David P. Miess
IPC: E21B4/00 , E21B10/573
Abstract: A downhole tool for use in a downhole drill string is provided. The downhole tool includes a rotor movably coupled within a stator, and a drive shaft movably coupled within a bearing housing. The drive shaft has a first end coupled with the rotor and a second end coupled with a drill bit. Bearing assemblies interfaces engagement between the drive shaft and the bearing housing, including polycrystalline diamond elements, each with an engagement surface, and an opposing engagement surface of a non-superhard metal.
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公开(公告)号：US11970339B2
公开(公告)日：2024-04-30
申请号：US17242829
申请日：2021-04-28
Applicant: XR Reserve LLC
Inventor： David P. Miess , Gregory Prevost , Michael Williams , William W. King , Michael R. Reese
CPC classification number: B65G39/025 , F16C29/046 , F16C2202/04 , F16C2206/56 , F16C2206/60 , F16C2206/82
Abstract: A roller ball assembly is provided. The assembly includes a primary roller ball supported by a support element that is composed of a superhard material. The assembly includes a cup defining a cavity within which the support element is positioned. A cap is coupled with the cup and positioned to retain the primary roller ball within the cavity. Also, a cup is disclosed for supporting roller halls. Additionally, disclosed are system and apparatus incorporating the assembly, as well as to methods of making and using the same.
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公开(公告)号：US11761481B2
公开(公告)日：2023-09-19
申请号：US17572234
申请日：2022-01-10
Applicant: XR RESERVE, LLC
Inventor： David P. Miess , Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King
CPC classification number: F16C17/02 , F16C33/043 , F16C2206/04 , F16C2380/26
Abstract: A radial bearing assembly is provided. The radial bearing assembly includes polycrystalline diamond elements, each having an engagement surface in sliding engagement with an opposing engagement surface. The opposing engagement surface includes a diamond reactive material. The radial bearing assembly may be deployed in a variety of components and applications, including in rotor and stator assemblies. Also provided are methods of use of the radial bearing assembly, as well as methods of designing the radial bearing assembly.
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公开(公告)号：US20230287740A1
公开(公告)日：2023-09-14
申请号：US18300819
申请日：2023-04-14
Applicant: XR Reserve LLC
Inventor： Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King , David P. Miess
IPC: E21B4/00 , E21B10/573
CPC classification number: E21B4/003 , E21B10/573
Abstract: A downhole tool for use in a downhole drill string is provided. The downhole tool includes a rotor movably coupled within a stator, and a drive shaft movably coupled within a bearing housing. The drive shaft has a first end coupled with the rotor and a second end coupled with a drill bit. Bearing assemblies interfaces engagement between the drive shaft and the bearing housing, including polycrystalline diamond elements, each with an engagement surface, and an opposing engagement surface of a non-superhard metal.
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公开(公告)号：US20240328257A1
公开(公告)日：2024-10-03
申请号：US18627141
申请日：2024-04-04
Applicant: XR Reserve, LLC
Inventor： Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King , David P. Miess
IPC: E21B4/00 , E21B10/573
CPC classification number: E21B4/003 , E21B10/573
Abstract: A downhole tool for use in a downhole drill string is provided. The downhole tool includes a rotor movably coupled within a stator, and a drive shaft movably coupled within a bearing housing. The drive shaft has a first end coupled with the rotor and a second end coupled with a drill bit. Bearing assemblies interfaces engagement between the drive shaft and the bearing housing, including polycrystalline diamond elements, each with an engagement surface, and an opposing engagement surface of a non-superhard metal.
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Patent Agency Ranking
公开(公告)号：US11994006B2
公开(公告)日：2024-05-28
申请号：US18300819
申请日：2023-04-14
Applicant: XR Reserve LLC
Inventor： Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King , David P. Miess
IPC: E21B4/00 , E21B10/573
CPC classification number: E21B4/003 , E21B10/573
Abstract: A downhole tool for use in a downhole drill string is provided. The downhole tool includes a rotor movably coupled within a stator, and a drive shaft movably coupled within a bearing housing. The drive shaft has a first end coupled with the rotor and a second end coupled with a drill bit. Bearing assemblies interfaces engagement between the drive shaft and the bearing housing, including polycrystalline diamond elements, each with an engagement surface, and an opposing engagement surface of a non-superhard metal.
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公开(公告)号：US11746875B2
公开(公告)日：2023-09-05
申请号：US17959738
申请日：2022-10-04
Applicant: XR Reserve LLC
Inventor： David P. Miess , Gregory Prevost , Michael V. Williams
CPC classification number: F16H53/06 , B23P5/00 , C23C16/27 , F01L1/04 , F01L5/24 , F16H25/14 , F16H57/041
Abstract: A cam follower is provided. The cam follower includes a polycrystalline diamond element, including an engagement surface. The engagement surface of the polycrystalline diamond element is positioned on the cam follower for sliding engagement with an opposing engagement surface of a cam. The cam includes at least some of a diamond reactive material.
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公开(公告)号：US11603715B2
公开(公告)日：2023-03-14
申请号：US17461382
申请日：2021-08-30
Applicant: XR Reserve LLC
Inventor： Michael R. Reese , David P. Miess , Gregory Prevost , Edward C. Spatz , William W. King
Abstract: The present disclosure includes sucker rod strings, pipe protectors, and tool joints having polycrystalline diamond elements positioned thereon to interface engagement with other surfaces in downhole applications. The polycrystalline diamond elements can be positioned on sucker rod guides, sucker rod couplers, pipe protectors, and tool joints.
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公开(公告)号：US11761486B2
公开(公告)日：2023-09-19
申请号：US17687410
申请日：2022-03-04
Applicant: XR Reserve LLC
Inventor： Gregory Prevost , William W. King , David P. Miess
CPC classification number: F16C33/043 , F16C27/02 , F16C33/26 , F16C2206/04
Abstract: Methods and apparatus for providing compliance in bearings of rotating machinery are provided. The rotating machinery may include a drive shaft movably coupled within a bearing housing. Compliant bearing assemblies may interface engagement between the drive shaft and the bearing housing, including polycrystalline diamond bearing elements, each with an engagement surface, and an opposing engagement surface of a metal that contains diamond solvent-catalyst.
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公开(公告)号：US20240044362A1
公开(公告)日：2024-02-08
申请号：US18448293
申请日：2023-08-11
Applicant: XR Reserve, LLC
Inventor： David P. Miess , Gregory Prevost , Michael V. Williams , Edward C. Spatz , Michael R. Reese , William W. King
CPC classification number: F16C17/02 , F16C33/043 , F16C2380/26 , F16C2206/04
Abstract: A radial bearing assembly is provided. The radial bearing assembly includes polycrystalline diamond elements, each having an engagement surface in sliding engagement with an opposing engagement surface. The opposing engagement surface includes a diamond reactive material. The radial bearing assembly may be deployed in a variety of components and applications, including in rotor and stator assemblies. Also provided are methods of use of the radial bearing assembly, as well as methods of designing the radial bearing assembly.
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